15-letter words containing r, e, l, i
- argumentatively — fond of or given to argument and dispute; disputatious; contentious: The law students were an unusually argumentative group.
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- arrivals lounge — a waiting area for people meeting passengers
- arterialization — to convert (venous blood) into arterial blood by the action of oxygen in the lungs.
- articles of war — the disciplinary and legal procedures by which the naval and military forces of Great Britain were bound before the 19th century
- artificial feel — a system, used in aircraft that have fully powered control surfaces, providing the pilot with simulated aerodynamic forces on the controls
- artificial gene — a duplicate gene synthesized in the laboratory by combining nucleotides in a sequence characteristic of the copied gene.
- artificial life — (algorithm, application) (a-life) The study of synthetic systems which behave like natural living systems in some way. Artificial Life complements the traditional biological sciences concerned with the analysis of living organisms by attempting to create lifelike behaviours within computers and other artificial media. Artificial Life can contribute to theoretical biology by modelling forms of life other than those which exist in nature. It has applications in environmental and financial modelling and network communications. There are some interesting implementations of artificial life using strangely shaped blocks. A video, probably by the company Artificial Creatures who build insect-like robots in Cambridge, MA (USA), has several mechanical implementations of artificial life forms. See also evolutionary computing, Life.
- artificialness' — made by human skill; produced by humans (opposed to natural): artificial flowers.
- artillery plant — any of various tropical urticaceous plants of the genus Pilea, such as P. microphylla, all having stamens that discharge their pollen explosively
- asiatic cholera — cholera (def 1).
- at first glance — If you say that something is true or seems to be true at first glance, you mean that it seems to be true when you first see it or think about it, but that your first impression may be wrong.
- at right angles — If two things are at right angles, they are situated so that they form an angle of 90° where they touch each other. You can also say that one thing is at right angles to another.
- at the earliest — At the earliest means not before the date or time mentioned.
- atherosclerosis — a degenerative disease of the arteries characterized by patchy thickening of the inner lining of the arterial walls, caused by deposits of fatty material; a form of arteriosclerosis
- atherosclerotic — Of, pertaining to, or afflicted with atherosclerosis.
- athletic sports — sports, esp track and field events, in which athleticism is required
- atlantic ridley — ridley (def 1).
- atlantic-ridley — ridley (def 1).
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atrabiliousness — The state or quality of being characterized by melancholy or glumness.
- auditor general — (in Canada) a federal official responsible for auditing government departments and making an annual report
- aurora borealis — the aurora seen around the North Pole
- australian pine — casuarina
- authoritatively — having due authority; having the sanction or weight of authority: an authoritative opinion.
- autocorrelation — the condition occurring when successive items in a series are correlated so that their covariance is not zero and they are not independent
- autocorrelative — Relating to autocorrelation.
- automatic rifle — a type of light machine gun capable of firing automatically or in single shots.
- autotetraploidy — the generation of the tetraploid state, created by the fusing of two nuclei from the same species
- aviator glasses — sunglasses that look like goggles
- back plastering — the introduction of partitions of lath and plaster between the inner and outer surfaces of a stud wall in order to improve the insulating properties of the wall.
- bacterial ghost — a bacterial cell that is emptied and filled artificially with another substance
- bacteriological — Of or relating to bacteriology or bacteria.
- baggage reclaim — the process of passengers' getting back the baggage that they have checked in for a flight
- ballet mistress — a woman who teaches and rehearses the dancers in a ballet company
- ballpark figure — approximate number
- banana republic — Small, poor countries that are politically unstable are sometimes referred to as banana republics.
- bandpass filter — A bandpass filter is a filter designed to pass all frequencies within a band of frequencies.
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- bangtail muster — a roundup of cattle to be counted, each one having the hairs on its tail docked as it is counted
- banner headline — A banner headline is a large headline in a newspaper that stretches across the front page.
- barberry family — the plant family Berberidaceae, characterized by shrubs and herbaceous plants having very varied leaves and flowers and fruit in the form of a berry or capsule, and including the barberry, May apple, and Oregon grape.
- barcelona chair — an armless, padded leather chair on a steel frame shaped like a curved X: Barcelona is a trademark for this chair
- barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
- barium sulphate — a white insoluble fine dense powder, used as a pigment, as a filler for paper, rubber, etc, and in barium meals. Formula: BaSO4
- barley sandwich — a drink of beer, esp at lunch time
- barycentrically — In a barycentric manner.
- bathymetrically — In a bathymetric way.
- battleship gray — a subdued bluish gray.
- be delivered of — to give birth to